Antonyms of adj unstoppered

1 sense of unstoppered

Sense 1
unstoppered -- ((of a container) having the stopper removed; "whiskey spilled from the unstoppered bottle")

INDIRECT (VIA open) -> closed -- (not open or affording passage or access; "the many closed streets made travel difficult"; "our neighbors peeped from behind closed curtains")

Similarity of adj unstoppered

1 sense of unstoppered

Sense 1
unstoppered -- ((of a container) having the stopper removed; "whiskey spilled from the unstoppered bottle")
       => open (vs. closed) -- (affording free passage or access; "open drains"; "the road is open to traffic"; "open ranks")